Pradiptha Devi Machmoed, author
2014
UI - Skripsi (Membership)
McKenna, C.J.
Wheatsheaf book Ltd, 1986
Buku Teks
Hofsteede, W. M. F., author
Gadjah Mada University Press , 1992
Buku Teks
Wiesemann, Wolfram, author
[Springer, ], 2012
eBooks
Ibnu Syamsi, author
Bina Aksara, 1989
Buku Teks